When a man sits with a pretty girl for an hour, it seems like a minute. But let him sit on a hot stove for a minute-and it's longer than any hour. That's relativity.

Science without religion is lame, religion without science is blind.

With fame I became more and more stupid, which of course is a very common phenomenon.

More and more I come to value charity and love of one's fellow beings above everything else ... All our lauded technological progress - our very civilization - is like the axe in the hand of the pathological criminal.

Nothing will benefit human health and increase the chances for survival of life on earth as much as the evolution to a vegetarian diet.

I know not with what weapons World War III will be fought, but World War IV will be fought with sticks and stones.

Common sense is the collection of prejudices acquired by age eighteen.

My political ideal is democracy. Let every man be respected as an individual and no man idolized.

People will not disarm step by step; they will disarm at one blow or not at all.

Knowledge is dead; the school, however, serves the living.